Minnesota · Carlton County
Lower (South) Island Lake Ice-Out Dates
The ice usually goes out of Lower (South) Island Lake around April 17 — the third week of April. Earliest ever: April 11 (2015). Latest: May 4 (2022).
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
5 years on the books, 2002–2022. Newest first.
| Year | Ice-out date |
|---|---|
| 2022 | May 4 |
| 2015 | April 11 |
| 2004 | April 19 |
| 2003 | April 16 |
| 2002 | April 17 |
When Lower (South) Island freezes over
Lower (South) Island Lake usually freezes over around November 14 — the second week of November. Earliest on record: November 2 (2003–04). Latest: November 19 (2006–07).
A freeze-up crosses New Year, so each row is the winter it belongs to: the winter of 2014–15 froze on November 14. Newest first.
| Winter | Ice-in date |
|---|---|
| 2014–15 | November 14 |
| 2006–07 | November 19 |
| 2004–05 | November 16 |
| 2003–04 | November 2 |
| 2002–03 | November 13 |
Records: Minnesota DNR ice-in records. Last checked August 2026.
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.